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We narrowed to 927 results for: TIM;

Showing: 281 - 300 of 927 results

  1. 5 Steps to Writing Grant Proposals for Grad Students

    Type
    Blog Post
    ...have no idea how to write a grant!”, “I don’t have time for this if he wants data by next week!”, and “This...administrative side of the grant to be established. Take time to read and fully understand the RFA. The RFA contains...current state of the art technologies. Therefore, take time to review the literature and offer educated insight... will address the research challenge. Now is the time to make bold statements. While some of the statements...supplies, personnel, equipment, travel, etc. As a first time budget writer, you may find this section challenging...feedback on the application. Make sure to invest time and consider the reviewer's comments. Whether the...

  2. 27 Hot Plasmids from 2016

    Type
    Blog Post
    ...write about your plasmids in a future blog post. No time to read? Listen to our hot plasmids segment on the...arrestin recruitment assay incorporating 314 codon-optimized GPCR sequences for human cell line expression....directly for drug screening or easily shuttle the optimized, expression validated GPCR sequences to any desired...strains remains seriously limited, as prior optimizations are required for each individual target species...being generated, there is a need for genetic optimization of industrial yeast strains. However, industrial... the well-known yeast two-hybrid assay are not optimal for studying native mammalian protein interactions...transfer vector for in-vivo expression and plasmids optimized for dCas9-VPR expression in drosophila and yeast...

  3. CRISPR 101: Multiplex Expression of gRNAs

    Type
    Blog Post
    ...: you only need to express two gRNAs at the same time. One system you could use is pX333 from the Ventura...follow these same assembly principles, but they’re optimized for different purposes.   Gersbach Lab multiplexing...amplified for cloning into one of three Zeamays codon-optimized Cas9-containing binary vectors. The system is ...destination vector based on pCAMBIA. Cas9 is plant-optimized, and plasmids are available for both monocot and...incredibly fast protocol, with only 5 hours incubation time needed for a single round of editing, and a subsequent... paper at Addgene. 10. Port, Fillip, et al. “Optimized CRISPR/Cas tools for efficient germline and somatic...Ronda, Carlotta, et al. (2016). "CRMAGE: CRISPR Optimized MAGE Recombineering." Sci Rep. 6:19452. PubMed...

  4. CrispyCrunch: High-throughput Design and Analysis of CRISPR+HDR Experiments

    Type
    Blog Post
    ...standardizing the process. When we started, too much time for this project was spent selecting guides, designing... CrispyCrunch While CrispyCrunch may evolve over time, you can depend on it to stick to a few guiding ...Furthermore, we did not find any tools which were optimized for HDR, except for TagIn. HDR requires the additional...enabled it to return guides and primers in batch, optimized for HDR. Compared to wealth of resources for guide...insert, the more poorly the guide performs HDR. Optimal mutation in-depth One the most sophisticated features...mind, we implemented the following algorithm for optimal mutation in CrispyCrunch: If the guide PAM resides...

  5. Plasmids 101: Multicistronic Vectors

    Type
    Blog Post
    ...allowing you to spend less time researching plasmid basic features and spend more time developing the clever...as a means of detection; they are useful almost anytime you want to express multiple genes in the same ...the genes expressed from the same cassette is sometimes advantageous, particularly when only a portion... be feasible to express more than two genes at a time using IRES elements. Further, scientists have reported...Likely the choice of specific 2A peptide will ultimately depend on a number of factors such as cell type...

  6. Tips from the Repository Trenches: Using Barcodes to Track Samples

    Type
    Blog Post
    ... a 2D barcoded tube (see next section) and every time something is removed from this tube, the barcode...up samples as we transform dozens of samples at a time.   Not everything that is received is immediately... Most of our samples (98.2%) transform the first time and can be stored right away. Every week, the lab...better for tubes that are meant to be read one at a time. 1D barcodes can be purchased from many companies...prevents us Addgenies from wasting hours of valuable time searching for samples and keeps us from discarding... samples get lost during their journey. Take the time to track your samples today and never lose a sample...

  7. Hot Plasmids - November 2023

    Type
    Blog Post
    ...repository through our Hot Plasmids articles. Today, it's time for another edition of Hot Plasmids!  Here's what... size-limited AAV delivery. PE6c and PE6d are optimized for dual-AAV systems. These variants use different... tagged iPAK4 from different promoters, specific time points appear as fluorescent bands in the fiber,...tape” recording. The authors created externally-timed bands of color with HaloTag-iPAK4 by applying different... accurate to within 40 minutes. Figure 4: Time-resolved protein ticker tape. A) Design of iPAK4...iPAK4 plasmids here! Lin D., Li X., et al. (2023). Time-tagged ticker tapes for intracellular recordings...

  8. Fluorescent Proteins 101: Aptamer Fluorophores

    Type
    Blog Post
    ...and translating a protein fluorophore also takes time - bypassing translation altogether with an oligonucleotide-only...oligonucleotide-only sensor could save precious minutes in a time sensitive detection assay. In 1999, Grate and Wilson... a non-protein based visualization technique. Ultimately, MG proved to be too toxic for many in vivo applications...aptamer, called Spinach, required longer exposure time than its protein equivalent and was less stable ...throughput assays with microarrays and biochips. Ultimately, there are just some applications that lend themselves...imaging of RNA processing using broccoli reveals optimal aptamer expression strategies.” Chem Biol. 2015...

  9. Healthcare Consulting: A Door to the Business of Life Sciences

    Type
    Blog Post
    ... lot of great output in a short amount of time can sometimes become cauldrons on the verge of boiling....inform a go/no-go decision in a very short amount of time. Such a decision determines whether the client invests...achievable tasks, and then executing on them in a timely fashion while allowing for creative solutions to...services that help diabetic patients manage doses and timings of their drug treatments. The process of rising...goal posts” as a part of a case, consulting can sometimes be challenging. The fast paced nature of projects...

  10. Plasmids 101: E. coli Strains for Protein Expression

    Type
    Blog Post
    ...with proper protein folding, and deal with sub-optimal codon usage (Table 1) A few mutations are common...reductase to faciliate proper folding; may increase multimer formation Δ(ara-leu)7697 ΔlacX74 ΔphoA PvuII ...as IPTG is added to the growth medium. Induction timing is important, as you typically want to make sure...reaching the desired density within a reasonable time-frame. For these cases, some strains carry an additional...experiment to test variables such as temperature, time, and media conditions. Many recombinant proteins...many proteins, a rich media such as TB or 2XYT is optimal because of the high cell-density they support; ...

  11. Antibodies 101: Introduction to Gating in Flow Cytometry

    Type
    Blog Post
    ...photocurrent vs. time. The resulting histograms is described through maximum current (H), the time the cell needed...of a histogram, which graphically represents the time and intensity of the cell’s illumination (see Figure...maximum signal strength, while W results from the time that the cell spent passing through the laser beam...clearly distinct positive and negative populations. Oftentimes, you’ll be presented with a trend of two populations... With our first three gates out of the way, it’s time to move on to my experimentally-specific gates. ...

  12. New Optogenetic Tools for Cytoskeleton and Membrane Control

    Type
    Blog Post
    ... Taking control of a RhoGEF is a great way to stimulate and study these physical processes. Joachim Goedhart...inhibit it. Restricting the effect to a specific time or location can be critical when, say, the gene ... protein’s function at a very specific place and time. Future studies with these CIB1-Rabs in other contexts...variants called SuperPLDs with 10, 30, 50, and 100 times the activity of the original, generated using directed...monitored by phosphatidic acid probe GFP-PASS. B) Time series of HEK 293T cells expressing plasma membrane-targeted.... D., & Goedhart, J. (2023). Opto-RhoGEFs, an optimized optogenetic toolbox to reversibly control Rho ...

  13. Tips for Getting a Faculty Position

    Type
    Blog Post
    ...share my experiences from my own job search and my time on faculty search committees. Having successfully...you think you can accomplish. No matter how many times I say this, candidates regularly try to convince...The second question is whether there is chalk. Sometimes. It can also be a slide deck, markers, etc. Chalk... them into simple goals/outcomes. This isn't the time to go into detail. Finally, state how successfully...the aims of a chalk talk. Questions take a lot of time to discuss and the questions are important. However...secretory proteins in the Endoplasmic Reticulum, optimization of fluorescent proteins,  and live cell imaging...

  14. Deep Mutational Scanning with One Pot Saturation Mutagenesis

    Type
    Blog Post
    ...pool down to plasmids expressing variants with optimal function. High-throughput DNA sequencing is then...concentration of Taq polymerase, 2) increased PCR extension time, 3) increased concentration of MgCl2, 4) increased...Wrenbeck et al for details on how nicking was optimized. How should I design my mutagenic primers? The...orientation of the BbcVI restrict site matter? Most of the time no, but there are 2 instances where it does. 1) ...saturation mutagenesis method are 1) ease of use, 2) time savings, and 3) ability to perform single site or...Stapleton, Adebola Adeniran, Keith E J Tyo, and Timothy A. Whitehead. "Plasmid-based one-pot saturation...

  15. Transferable Skills Guide: Conflict Resolution

    Type
    Blog Post
    ... to alleviate those differences, they had a hard time maintaining their friendships. I put “neutral” in...ability to remember the right stories at the right time. Like many of the posts in our Transferable Skills...address these types of harmful conflict early, because time frequently does not heal these types of wounds. ... know about those particular teams at that given time. I think about how previous iterations of those ...collaborating, and compromising. Though there may be a time and place for avoiding, competing, or accommodating...looking for a promotion, have some solid examples of times when you have used your empathy, listening skills...

  16. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    ...incredibly fast protocol, with only 5 hours incubation time needed for a single round of editing, and a subsequent...other advantages including shorter plasmid curing time. pCRISPomyces for editing in Streptomyces  Streptomyces...identification of a new CRISPRi tool, they also optimized the system by modulating the PAM to further tune...-Cas nucleases to produce sequence-specific antimicrobials. Nat Biotechnol 32:1146–1150 . https://doi....RJ, Mimee M, Lu TK (2014) Sequence-specific antimicrobials using efficiently delivered RNA-guided nucleases... Sommer MOA, Nielsen AT (2016) CRMAGE: CRISPR Optimized MAGE Recombineering. Sci Rep 6: . https://doi....difficile Using Phage-Delivered CRISPR-Cas3 Antimicrobials. mBio 11: . https://doi.org/10.1128/mbio.00019...

  17. Mycoplasma Contamination: Where Does It Come From and How to Prevent It

    Type
    Blog Post
    ...culturist has to deal with this problem. It is estimated that mycoplasma is responsible for up to 60% of...air if the cell line remains exposed for a longer time. The aerosols are invisible to naked eyes and hence...Mycoplasmas can remain in the dry state for a longer time. When they come in contact with a nutrient source...continuous culture for at least two weeks to give time for low levels of contaminations to grow. For testing...products or reagents that have been stored for a longer time. Use fresh media as much as possible and the ones...ways to rescue the cultures. Elimination is a very time-consuming process and increases the risk of secondary...

  18. An Addgene Summer Internship

    Type
    Blog Post
    ... do my internship in the daytime.  Getting into the office for the first time, being introduced to all...on a time crunch and knew that if we were to restart the procedure we would not have enough time. During...I got from the La Vida Scholars tour. After some time had passed, I reached out to Amy with exciting news...

  19. Early Career Researcher Toolbox: Free Online Molecular Biology Tools

    Type
    Blog Post
    ...Tm and primer dimer estimation, and other primer characteristics. NEB Data-optimized Assembly Design (DAD...post-translational modifications and polymorphisms Codon optimization tool: To access this tool, set up an IDT account...Sequence tool.   DNA sequence manipulation tools  Sometimes DNA sequences need to be “cleaned up” or changed...Sharing your lab protocols using apps to save you time and track your experiments  Resources on Addgene.org...

  20. CRISPR 101: Cas9 Nickase Design and Homology Directed Repair

    Type
    Blog Post
    ...targeted region, as shown below.  To identify optimal nickase designs, IDT scientists Mollie Schubert...and Yan next examined a situation thought to be suboptimal for HDR. At the AAVS1 locus, the two nearest ...13 nt away from the target site rather than the optimal <10 nt distance. Employing two gRNA sites that ...’s best advice: Use a PAM-out configuration Optimize your spacing D10A: nick sites separated by 37...in this post were adapted from an IDT webinar: Optimized methods to use Cas9 nickases in genome editing...
Showing: 281 - 300 of 927 results